1891: Which one of the following is a useful functional association between fungi and the roots of higher plants ?
(a) Biofertilizer
(b) Coralloid root
(c) Lichen
(d) Mycorrhiza
1892: Which one among the following has the largest shipyard in India?
(a) Kolkata
(b) Kochi
(c) Mumbai
(d) Visakhapatnam
1893: 'RNA interference (RNAi)' technology has gained popularity in the last few years. Why?
1. It is used in developing gene silencing therapies.
2. It can be used in developing therapies for the treatment of cancer.
3. It can be used to develop hormone replacement therapies.
3. It can be used to produce crop plants that are resistant to viral pathogens.
Select the correct answer using the code given below.
(a) 1, 2 and 4
(b) 2 and 3
(c) 1 and 3
(d) 1 and 4 only
1894: Which one of the following is not a lagoon?
(a) Ashtamudi lake
(b) Chilka lake
(c) Periyar lake
(d) Pulicat lake
1895: The location of the space organisation units have been marked in the given map as 1, 2, 3 and 4. Match these units with the list given and select the correct answer using the codes given below the Lists :
A. ISRO
B. IIRS
C. NRSA
D. SAC
Codes:
(a) Calicut
(b) Broach
(c) Cambay
(d) Surat